The average train between Heathrow and Sudbury (Suffolk) takes 3h 1m and the fastest train takes 2h 10m. There is a train service every few hours from Heathrow to Sudbury (Suffolk). The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Heathrow and Sudbury (Suffolk). The earliest departure is at 6:25 AM in the morning, and the last departure from Heathrow is at 11:36 PM which arrives into Sudbury (Suffolk) at 7:20 AM. All services require a transfer at Stratford (London) and take an average of 3h 1m. The schedules shown below are for the next available departures.


2h 25m • 2 changes


2h 25m • 2 changes


2h 25m • 2 changes


2h 25m • 2 changes


2h 55m • 2 changes


2h 25m • 2 changes


2h 25m • 2 changes


2h 25m • 2 changes


2h 55m • 2 changes


2h 25m • 2 changes


2h 25m • 2 changes


2h 25m • 2 changes
Want to know about travelling from Heathrow to Sudbury (Suffolk)? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Heathrow to Sudbury (Suffolk). However, there are services departing from Heathrow station and arriving at Sudbury (Suffolk) station via Stratford (London). The journey, including transfers, takes approximately 3h 1m.
Heathrow to Sudbury (Suffolk) train services, operated by Elizabeth Line (TfL), depart from Heathrow Terminals 2 & 3 station.
Heathrow to Sudbury (Suffolk) train services, operated by Elizabeth Line (TfL), arrive at Marks Tey station.
Book your Heathrow to Sudbury (Suffolk) train tickets online with Elizabeth Line (TfL) and Greater Anglia.
The distance between Heathrow and Sudbury (Suffolk) is 103.4 km. The road distance is 123 km.
You can take a train from Heathrow Terminals 2 & 3 to Sudbury (Suffolk) via Stratford (London) and Marks Tey in around 2h 49m.